The "Allow websites to prompt for information using scripted windows" current user setting should be configured correctly for the Intranet Zone.
enabled/disabled
User Configuration\Administrative Templates\Windows Components\Internet Explorer\Internet Control Panel\Security Page\Intranet Zone\Allow websites to prompt for information using scripted windows
HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
Microsoft Tool: Security Compliance Manager (SCM)
Microsoft Baseline: Internet Explorer 8
SCM URL: http://go.microsoft.com/fwlink/?LinkId=113940
Microsoft Security Compliance Manager (SCM) Baselines and Settings Packs
Microsoft